10 Facts About PERQ


The PERQ was used in a number of academic research projects in the UK during the 1980s.

FactSnippet No. 483,042

PERQ CPU was a microcoded discrete logic design, rather than a microprocessor.

FactSnippet No. 483,043

The PERQ CPU was unusual in having 20-bit wide registers and a writable control store, allowing the microcode to be redefined.

FactSnippet No. 483,044

Original PERQ, launched in 1980, was housed in a pedestal-type cabinet with a brown fascia and an 8-inch floppy disk drive mounted horizontally at the top.

FactSnippet No. 483,045

The internal layout of the PERQ 1 was dominated by the vertically mounted hard disk drive.

FactSnippet No. 483,046

Related searches


PERQ 2 used the same 16k WCS CPU as the PERQ 1A and had a 3-button mouse in place of the graphics tablet.

FactSnippet No. 483,047

PERQ 3A was developed by ICL as a replacement for the PERQ 2.

FactSnippet No. 483,048

The PERQ 3A had an all-new hardware architecture based around a 12.

FactSnippet No. 483,049

PERQ was a popular early graphical workstation; therefore, it helped spawn many early third-party applications that took advantage of the graphical user interface and bitmapped graphics.

FactSnippet No. 483,050

The PERQ served as a dedicated platform for several pioneering hypertext programs, such as ZOG, KMS, and Guide.

FactSnippet No. 483,051